This ER4043 MIG Aluminum Welding Wire comes on a 16-pound spool and is designed for welding heat-treatable aluminum alloys, including 6XXX series and cast metals. Produced in Canada, it contains 5% silicon for enhanced wetting and a smooth, bright weld appearance with reduced crack sensitivity. The wire is suitable for all-position welding and is widely used in automotive parts, trailers, trucks, bicycles, and general equipment fabrication. With diameter size options of .035" and 3/64", this spool supports a variety of welding applications and techniques. It meets AWS A5.10 ER4043 specifications and is intended for use with 100% Argon shielding gas. Consistent performance and high-quality manufacturing make it a solid choice for demanding aluminum welding tasks.
- 16-pound spool of ER4043 aluminum welding wire made in Canada
- 5% silicon content improves wetting and reduces the risk of cracking
- Available in .035" and 3/64" diameter sizes for versatile welding applications
- Ideal for welding 6XXX series aluminum and cast alloys
